"Oprah Winfrey es una l�der mundial en el �mbito de la comunicaci�n, fil�ntropa, productora y actriz. Ha creado una conexi�n incomparable con personas de todo el mundo, lo que la convierte en una de las figuras m�s respetadas y admiradas de la actualidad. Oprah Winfrey is a global media leader and philanthropist, as well as the host and supervising producer of top-rated The Oprah Winfrey Show, where she has entertained and uplifted millions of viewers for twenty-five years. Arthur C. Brooks es profesor en la Escuela Kennedy de Harvard y en la Escuela de Negocios de Harvard, donde imparte cursos sobre felicidad y liderazgo. Es el creador de la popular columna ""C�mo construir una vida"" en The Atlantic, as� como un aclamado orador p�blico y autor de numerosos libros superventas. Arthur C. Brooks is a Professor at Harvard Kennedy School and Harvard Business School, where he teaches courses on happiness and leadership. He is the creator of the popular ""How to Build a Life"" column at The Atlantic, as well as an acclaimed public speaker, and the author of numerous bestselling books."